CN114391453A - New forms of energy farmland irrigation equipment - Google Patents
New forms of energy farmland irrigation equipment Download PDFInfo
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- CN114391453A CN114391453A CN202210063017.6A CN202210063017A CN114391453A CN 114391453 A CN114391453 A CN 114391453A CN 202210063017 A CN202210063017 A CN 202210063017A CN 114391453 A CN114391453 A CN 114391453A
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- 238000003973 irrigation Methods 0.000 title claims abstract description 40
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- 230000001105 regulatory effect Effects 0.000 claims description 59
- 230000008878 coupling Effects 0.000 claims description 15
- 238000010168 coupling process Methods 0.000 claims description 15
- 238000005859 coupling reaction Methods 0.000 claims description 15
- 239000003621 irrigation water Substances 0.000 abstract description 35
- 238000001816 cooling Methods 0.000 abstract description 11
- 230000006870 function Effects 0.000 abstract description 10
- 239000000498 cooling water Substances 0.000 abstract description 8
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- 238000002485 combustion reaction Methods 0.000 description 5
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- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000005338 heat storage Methods 0.000 description 2
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Images
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G29/00—Root feeders; Injecting fertilisers into the roots
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/006—Methods of steam generation characterised by form of heating method using solar heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/08—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag
- F28D7/082—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag with serpentine or zig-zag configuration
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
Abstract
The invention discloses a new energy farmland irrigation device which adopts solar energy as new energy for energy supply, is clean and environment-friendly, and does not need to build a remote power supply circuit. The solar energy is converted into heat energy by the aid of the disc type solar heat collecting device and the heat collector, the heat accumulator heats water into steam to push the steam turbine to rotate, and the steam turbine drives the water pump to irrigate farmlands through the coupler. The device need not to set up cooling water source, and irrigation water gets into condenser cooling steam, and irrigation water heaies up to crops requirement temperature, realizes self-cooling and irrigation water temperature regulatory function. The device is used for converting solar energy to drive a water pump to irrigate in sunny farmland and arid farmland, and is not used for irrigating in rainy days, the device is not used for converting solar energy, and the irrigation period is adaptively adjusted according to weather. Set up the telescopic bellows that divides water, set up a plurality of governing valves along the line, can set up the play water position of governing valve through flexible, realize accurate irrigation function, according to soil arid condition governing valve aperture control water yield, solve and irrigate inhomogeneous problem.
Description
Technical Field
The invention belongs to the technical field of farmland irrigation, and particularly relates to a new energy farmland irrigation device.
Background
The farmland is generally located in the field far away from residential areas, and a long-distance power supply circuit needs to be built in a traditional water power irrigation mode. The power supply line sets up a plurality of wire pole along the way, not only occupies the soil, and later stage maintenance is maintained complicacy moreover. Meanwhile, the long-distance wire is too long, the loss of current on the wire is large, the electric energy is wasted, the long-distance wire is inconvenient to pull, and the safety of the long-distance power supply is influenced by uncertain factors of the external environment. Partial irrigation is powered by a small diesel combustion power generation device, a large amount of high-temperature waste gas and smoke can be generated, the combustion products seriously pollute the surrounding environment, and a large amount of carbon dioxide is discharged to aggravate global warming, which is contrary to the ecological environment protection and double-carbon strategic targets emphasized by the state. Meanwhile, the liquid fuel is expensive, the electric energy cost is high, and the conversion rate is low. The small diesel combustion power generation device can only be used for temporary power supply, and can not automatically irrigate farmlands for a long time. Meanwhile, combustion exhaust gas is discharged by combustion of fuels such as diesel oil and the like, and the environment is polluted. The temperature of the irrigation water has great influence on the growth of crops, the too low water temperature can lead to slow growth of the crops, and the too high water temperature can lead to the reduction of the oxygen content in the water and improve the toxicity of toxic substances in the water. The temperature of irrigation water of crops is generally required to be between 15 and 20 ℃, the lowest allowable temperature is 2 ℃, and the highest temperature cannot exceed 35 ℃. When irrigating with the well and reservoir water source, the temperature is generally low excessively, is unfavorable for crops to grow, and traditional irrigation methods can't adjust the temperature, has certain limitation. The mode that the single tube goes out water is adopted more to traditional irrigation, and single outlet pipe is placed in farmland one end, irrigates water and relies on self to flow from farmland one end nature and flow and cover to whole farmland, and this kind of mode not only consumes a large amount of irrigation water and causes the water waste, irrigates inhomogeneously moreover, and farmland part position moisture is too much, and part position irrigation water can not cover, causes irrigation effect unsatisfactory. Simultaneously, this kind of irrigation method irrigates all lands, and irrigate the most ideal state to farmland crops, and this kind of irrigation method also can irrigate debris such as weeds, can't realize accurate irrigation, not only water waste, influences crops growth moreover.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a farmland irrigation device which is supplied with energy by new energy, has self-adaptive adjustment of irrigation period, does not need to pull wires remotely, has strong independence, self-cooling, water temperature adjustment, accurate irrigation, energy conservation and environmental protection and drives multiple pumps.
The solar energy is used as new energy for energy supply, the electric energy cost is low, and the solar energy-saving system is clean, environment-friendly and pollution-free to the environment. The disc type solar heat collecting device and the heat collector are arranged, solar energy can be converted into heat energy, the heat accumulator converts water into steam, the steam pushes the steam turbine to rotate, the steam turbine drives the multiple water pumps to irrigate farmlands through the coupler, the gear and the toothed belt, the multi-pump driving function is achieved, and energy is supplied sufficiently. The device need not to set up cooling water source, and irrigation water gets into condenser cooling steam and realizes from cooling function, and irrigation water warms up to crops requirement temperature through steam heating, solves irrigation water temperature and crosses low problem, realizes irrigation water temperature regulatory function, and the steam heat effectively utilizes, and energy utilization is high. Set up solar panel, battery and supply power for circulating pump one and circulating pump two, the device possesses independent energy supply system, need not to build remote power supply line, has improved the convenience of using. The device is used for converting solar energy to drive a water pump to irrigate in sunny farmland and arid farmland, and is not used for irrigating in rainy days, the device is not used for converting solar energy, and the irrigation period is adaptively adjusted according to weather. The telescopic water distribution corrugated pipe and the telescopic water distribution corrugated pipe are arranged, and the water outlet position of the line regulating valve can be arranged through stretching, so that the accurate irrigation function is realized. A plurality of regulating valves are arranged along the two water-dividing corrugated pipes, so that the water yield is regulated according to the drought condition of the land, and the problem of uneven irrigation is solved.
The specific technical scheme of the invention is as follows:
a new energy farmland irrigation device comprises a disc type solar heat collecting device, a heat collector, a first pump rear valve, a first circulating pump, a first pump front valve, a medium box, a second pump rear valve, a second circulating pump, a second pump front valve, a condenser, a first cut-off valve, a heat accumulator, a second cut-off valve, a steam turbine, a first coupling, a first gear, a second gear, a third gear, a toothed belt, a second coupling, a third coupling, a fourth coupling, a first water pump, a second water pump, a third water pump, a first inlet pipe, a second outlet pipe, a third inlet pipe, a third outlet pipe, a water distribution corrugated pipe, a first water distribution corrugated pipe, a second water distribution corrugated pipe, a first regulating valve, a second regulating valve, a third regulating valve, a fourth regulating valve, a fifth regulating valve, a sixth regulating valve, a seventh regulating valve, an eighth regulating valve, a ninth regulating valve, a tenth regulating valve, an eleventh regulating valve twelfth regulating valve, a solar panel, a battery controller, a storage battery, An AC-DC converter; the dish-type solar heat collecting device reflects sunlight at the focus of the heat collector to heat; the first block valve is connected with the heat collector; the heat accumulator is connected with the first block valve; the medium box is connected with the heat accumulator; the first pump front valve is connected with the medium tank; the first circulating pump is connected with the first pump front valve; the first pump rear valve is connected with the first circulating pump; the heat collector is connected with the first pump rear valve; the heat accumulator is connected with a second block valve; the second block valve is connected with the steam turbine; the steam turbine is connected with the condenser; the second pump front valve is connected with the condenser; the second circulating pump is connected with the second pump front valve; the second pump rear valve is connected with a second circulating pump; the heat accumulator is connected with a second pump rear valve; the steam turbine is connected with a second gear through a first coupler; the first gear, the second gear and the third gear are connected through a toothed belt; the first gear is connected with the first water pump through a second coupler; the second gear is connected with the second water pump through a third coupler; the third gear is connected with a third water pump through a fourth coupler; the first water pump is connected with the first inlet pipe and the first outlet pipe; the water pump II is connected with the inlet pipe II and the outlet pipe II; the water pump III is connected with the inlet pipe III and the outlet pipe III; the first inlet pipe, the second inlet pipe and the third inlet pipe pass through the condenser; the first outlet pipe, the second outlet pipe and the third outlet pipe are all connected with the water distribution corrugated pipe; the first water distribution corrugated pipe and the second water distribution corrugated pipe are both connected with the water distribution corrugated pipe; the first water-dividing corrugated pipe is provided with a first adjusting valve, a second adjusting valve, a third adjusting valve, a fourth adjusting valve, a fifth adjusting valve and a sixth adjusting valve along the line; and a seventh regulating valve, an eighth regulating valve, a ninth regulating valve, a tenth regulating valve, an eleventh regulating valve and a twelfth regulating valve are arranged along the second water dividing corrugated pipe.
The battery controller is connected with the solar panel.
The storage battery is connected with the battery controller.
The alternating current-direct current converter is connected with the storage battery.
And the alternating current-direct current converter is respectively connected with the first circulating pump and the second circulating pump.
Compared with the prior art, the invention has the following beneficial effects:
(1) the solar energy is adopted as new energy for energy supply, the electric energy cost is low, and the solar energy is clean, environment-friendly and pollution-free to the environment.
(2) The disc type solar heat collecting device and the heat collector are arranged, solar energy can be converted into heat energy, the heat accumulator converts water into steam, the steam pushes the steam turbine to rotate, the steam turbine drives the multiple water pumps to irrigate farmlands through the coupler, the gear and the toothed belt, the multi-pump driving function is achieved, and energy is supplied sufficiently.
(3) The device need not to set up cooling water source, and irrigation water gets into condenser cooling steam and realizes from cooling function, and irrigation water warms up to crops requirement temperature through steam heating, solves irrigation water temperature and crosses low problem, realizes irrigation water temperature regulatory function, and the steam heat effectively utilizes, and energy utilization is high.
(4) Set up solar panel, battery and supply power for circulating pump one and circulating pump two, the device possesses independent energy supply system, need not to build remote power supply line, has improved the convenience of using.
(5) The device is used for converting solar energy to drive a water pump to irrigate in sunny farmland and arid farmland, and is not used for irrigating in rainy days, the device is not used for converting solar energy, and the irrigation period is adaptively adjusted according to weather.
(6) The telescopic water distribution corrugated pipe and the telescopic water distribution corrugated pipe are arranged, and the water outlet position of the line regulating valve can be arranged through stretching, so that the accurate irrigation function is realized.
(7) A plurality of regulating valves are arranged along the two water-dividing corrugated pipes, so that the water yield is regulated according to the drought condition of the land, and the problem of uneven irrigation is solved.
(8) The device has the characteristics of new energy supply, self-adaptive adjustment of irrigation period, no need of remote wire pulling, strong independence, self-cooling, water temperature adjustment, accurate irrigation, energy conservation, environmental protection and driving of multiple pumps.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a structure view of a gear connection.
In fig. 1: 1-a dish solar heat collector; 2-a heat collector; 3-pump rear valve one; 4-a first circulating pump; 5-first pump front valve; 6-a medium box; 7-pump rear valve two; 8-circulating pump II; 9-pump front valve two; 10-a condenser; 11-a first block valve; 12-a heat accumulator; 13-a second block valve; 14-a steam turbine; 15-a first coupling; 16-gear one; 17-gear two; 18-gear three; 19-toothed belts; 20-a second coupler; 21-coupler III; 22-coupler four; 23-a first water pump; 24-water pump two; 25-water pump III; 26-inlet pipe one; 27-outlet pipe I; 28-inlet tube two; 29-outlet pipe II; 30-inlet pipe III; 31-outlet pipe III; 32-water distribution corrugated pipe; 33-a water-dividing corrugated pipe I; 34-a water diversion corrugated pipe II; 35-regulating valve I; 36-regulating valve II; 37-regulating valve III; 38-regulating valve four; 39-regulating valve five; 40-adjusting valve six; 41-regulating valve seven; 42-regulating valve eight; 43-regulating valve nine; 44-regulating valve ten; 45-regulating valve eleven; 46-regulating valve twelve; 47-solar panel; 48-a battery controller; 49-a storage battery; 50-AC/DC converter.
In fig. 2: 16-gear one; 17-gear two; 18-gear three; 19-toothed belt.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings by way of specific embodiments. The following is a more detailed description of the present invention in connection with specific preferred embodiments, and it is not intended that the practice of the present invention be limited to these descriptions. It will be apparent to those skilled in the art that a number of simple derivations or substitutions can be made without departing from the inventive concept, and should be considered to be within the scope of the present invention.
As shown in figure 1, the solar heat collector comprises a disc type solar heat collector 1, a heat collector 2, a first pump rear valve 3, a first circulating pump 4, a first pump front valve 5, a medium box 6, a second pump rear valve 7, a second circulating pump 8, a second pump front valve 9, a condenser 10, a first cut-off valve 11, a heat accumulator 12, a second cut-off valve 13, a steam turbine 14, a first coupling 15, a first gear 16, a second gear 17, a third gear 18, a toothed belt 19, a second coupling 20, a third coupling 21, a fourth coupling 22, a first water pump 23, a second water pump 24, a third water pump 25, a first inlet pipe 26, a first outlet pipe 27, a second inlet pipe 28, a second outlet pipe 29, a third inlet pipe 30, a third outlet pipe 31, a water distribution corrugated pipe 32, a first water distribution corrugated pipe 33, a second water distribution corrugated pipe 34, a first regulating valve 35, a second regulating valve 36, a third regulating valve 37, a fourth regulating valve 38, a fifth regulating valve 39, a sixth regulating valve 40, a seventh regulating valve 41, an eighth 42, an eighth valve 42, a fifth regulating valve 39, a regulating valve, Nine regulating valves 43, ten regulating valves 44, eleven regulating valves 45, twelve regulating valves 46, a solar panel 47, a battery controller 48, a storage battery 49 and an alternating current-direct current converter 50.
The heat collector 2, the pump rear valve I3, the circulating pump I4, the pump front valve I5, the medium tank 6, the block valve I11, the heat accumulator 12 and the connected pipeline form a primary loop. And the second pump rear valve 7, the second circulating pump 8, the second pump front valve 9, the condenser 10, the first block valve 11, the heat accumulator 12, the second block valve 13, the steam turbine 14 and connected pipelines form a secondary circuit.
The dish-type solar heat collector 1 reflects sunlight at the focus of the heat collector 2 to heat, and the medium in the heat collector 2 is heated to raise the temperature. The first block valve 11 is connected with the heat collector 2. The heat accumulator 12 is connected with the first block valve 11 and used for accumulating heat and exchanging heat. The medium tank 6 is connected to the heat accumulator 12 for storing a heat storage medium. The first pump valve 5 is connected with a medium box 6. And the first circulating pump 4 is connected with the first pump front valve 5 and is used for driving the heat storage medium in the loop to flow. And the pump rear valve I3 is connected with a circulating pump I4. And the heat collector 2 is connected with a first pump rear valve 3. The heat accumulator 12 is mainly used for storing heat of a heated medium in the primary loop, and the heated medium in the heat accumulator 12 heats high-pressure water in the secondary loop to change the high-pressure water into high-temperature steam. The heat accumulator 12 is connected with a second shut-off valve 13. The second shut-off valve 13 is connected to a steam turbine 14. The inlet of the steam turbine 14 is high-temperature steam, the high-temperature steam pushes blades of the steam turbine 14 to rotate, and the temperature of the high-temperature steam after acting is reduced to be low-temperature steam which flows out from the outlet of the steam turbine 14. The steam turbine 14 is connected to the condenser 10. The cooling water of the condenser 10 is from an irrigation water source, and the low-temperature steam is cooled into condensed water. And the second pump valve 9 is connected with a condenser 10. And the second circulating pump 8 is connected with the second pump front valve 9 and is used for driving the flow of condensed water in the secondary loop and pressurizing the condensed water to a high-pressure state. And the second pump rear valve 7 is connected with a second circulating pump 8. The heat accumulator 12 is connected with the second pump valve 7.
The solar panel 47 is used for absorbing sunlight emitted by the sun and converting the sunlight into electric energy. The battery controller 48 is connected to the solar panel 47 for controlling charging and discharging of the battery 49. The battery 49 is connected to the battery controller 48. The ac-dc converter 50 is connected to the battery 49 for converting dc power to ac power. The AC-DC converter 50 is respectively connected with the first circulating pump 4 and the second circulating pump 8, and provides electric energy for the first circulating pump 4 and the second circulating pump 8 to ensure normal operation of the circulating pumps.
The steam turbine 14 is connected with the second gear 17 through the first coupling 15, and the blades of the steam turbine 14 rotate to drive the second gear 17 to rotate through the first coupling 15. The first gear 16, the second gear 17 and the third gear 18 are connected through a toothed belt 19, and the second gear 17 rotates to drive the first gear 16 and the third gear 18 to rotate together. The first gear 16 is connected with the first water pump 23 through the second coupler 20, and the first gear 16 drives the first water pump 23 to rotate, so that the first water pump 23 is guaranteed to normally operate. The second gear 17 is connected with the second water pump 24 through the third coupler 21, and the second gear 17 drives the second water pump 24 to rotate, so that the second water pump 24 can be guaranteed to normally operate. The third gear 18 is connected with the third water pump 25 through the fourth coupler 22, and the third gear 18 drives the third water pump 25 to rotate, so that the third water pump 25 is guaranteed to normally operate.
The inlet of the first water pump 23 is connected with the first inlet pipe 26 and is used for driving irrigation water. The outlet of the first water pump 23 is connected with a first outlet pipe 27 for leading the irrigation water to the farmland. The second water pump 24 is connected with the second inlet pipe 28 and is used for driving irrigation water. The second water pump 24 is connected with the second outlet pipe 29 and used for guiding irrigation water to farmlands. The inlet of the third water pump 25 is connected with the third inlet pipe 30 and is used for driving irrigation water. The outlet of the third water pump 25 is connected with the third outlet pipe 31 and is used for leading the irrigation water to the farmland. The first inlet pipe 26, the second inlet pipe 28 and the third inlet pipe 30 pass through the condenser 10, and irrigation water is used as condensed water to cool steam. The first outlet pipe 27, the second outlet pipe 29 and the third outlet pipe 31 are all connected with a water distribution corrugated pipe 32, and the position of the water distribution corrugated pipe 32 can be adjusted in a telescopic mode. The first water distribution corrugated pipe 33 and the second water distribution corrugated pipe 34 are connected with the water distribution corrugated pipe 32, the first water distribution corrugated pipe 33 and the second water distribution corrugated pipe 34 can be adjusted in position in a telescopic mode, and the water outlet is set at the root of crops through adjusting the position, so that accurate irrigation is achieved. The first water division corrugated pipe 33 is provided with a first adjusting valve 35, a second adjusting valve 36, a third adjusting valve 37, a fourth adjusting valve 38, a fifth adjusting valve 39 and a sixth adjusting valve 40 along the line, the opening degree of an outlet of each adjusting valve can be adjusted, and the water outlet speed of each adjusting valve is set according to the drought degrees of different positions. The second water division corrugated pipe 34 is provided with a seventh adjusting valve 41, an eighth adjusting valve 42, a ninth adjusting valve 43, a tenth adjusting valve 44, an eleventh adjusting valve 45 and a twelfth adjusting valve 46 along the line, each adjusting valve can adjust the opening degree of an outlet, and the water outlet speed of each adjusting valve is set according to the drought degree of different positions.
As shown in fig. 2, the first gear 16, the second gear 17 and the third gear 18 are connected through a toothed belt 19, and the rotation of the second gear 17 can drive the first gear 16 and the third gear 18 to rotate along with the rotation.
The specific operation process of the invention is illustrated as follows:
in a primary loop, a medium in the medium box 6 enters a circulating pump I4 after passing through a pump front valve I5, and the circulating pump I4 drives the medium to flow through a pump rear valve I3 and then enter the heat collector 2. The dish-type solar heat collector 1 reflects light energy to the focus of the heat collector 2 for heating, and the medium in the heat collector 2 is heated to be heated to a high temperature state. The high-temperature medium flows through the first cutoff valve 11, enters the heat accumulator 12 and then returns to the medium tank 6.
In the secondary loop, condensed water in the condenser 10 enters a second circulating pump 8 after passing through a second pump front valve 9, the second circulating pump 8 pressurizes the condensed water to a high-pressure state, high-pressure water flows through a second pump rear valve 7 and enters a heat accumulator 12, high-temperature medium in the heat accumulator 12 heats the high-pressure water, the high-pressure water is heated and then becomes high-temperature steam, and the high-temperature steam flows through a second cutoff valve 13 and enters a steam turbine 14. The high-temperature steam pushes the blades of the steam turbine 14 to rotate, and the high-temperature steam is changed into low-temperature steam to be discharged outwards after acting. The blades of the steam turbine 14 rotate to drive the gear II 17 to rotate through the coupler I15, the gear II 17 drives the gear I16 and the gear III 18 to rotate through the toothed belt 19, the gear I16 drives the water pump I23 to rotate through the coupler II 20, the gear II 17 drives the water pump II 24 to rotate through the coupler III 21, and the gear III 18 drives the water pump III 25 to rotate through the coupler IV 22. The low-temperature steam enters the condenser 10 to exchange heat with cooling water and reduce the temperature to become condensed water. The first inlet pipe 26, the second inlet pipe 28 and the third inlet pipe 30 which are respectively connected with the first water pump 23, the second water pump 24 and the third water pump 25 enter the condenser 10, irrigation water exchanges heat with low-temperature steam, and the irrigation water is used as cooling water to cool the low-temperature steam. When the underground water is used as irrigation water, the temperature of the irrigation water is about 4 ℃, which is not beneficial to the growth of crops. After the irrigation water cools the steam through the condenser, the temperature is raised to about 15 ℃, and the irrigation water at the temperature is suitable for the growth of crops. The first water pump 23, the second water pump 24 and the third water pump 25 drive the groundwater to flow. And the first outlet pipe 27, the second outlet pipe 29 and the third outlet pipe 31 which are respectively connected with the first water pump 23, the second water pump 24 and the third water pump 25 guide irrigation water into the water distribution corrugated pipe 32. The water distribution corrugated pipe 32 distributes the irrigation water into the first water distribution corrugated pipe 33 and the second water distribution corrugated pipe 34. The expansion degree of the first water distribution corrugated pipe 33 and the second water distribution corrugated pipe 34 is adjusted, and the water outlet is set at the root of the crop through adjusting the position, so that accurate irrigation is realized. According to the drought degrees of different positions, the outlet opening degrees of the first regulating valve 35, the second regulating valve 36, the third regulating valve 37, the fourth regulating valve 38, the fifth regulating valve 39, the sixth regulating valve 40, the seventh regulating valve 41, the eighth regulating valve 42, the ninth regulating valve 43, the tenth regulating valve 44, the eleventh regulating valve 45 and the twelfth regulating valve 46 are regulated, and the targeted irrigation is realized.
The solar panel 47 absorbs sunlight emitted by the sun and converts the sunlight into electric energy, the battery controller 48 charges the electric energy into the storage battery 49, and the alternating current-direct current converter 50 converts direct current into alternating current and then provides electric energy for the first circulating pump 4 and the second circulating pump 8 to ensure normal operation of the circulating pumps.
In conclusion, the device adopts solar energy as new energy for energy supply, and the electric energy is with low costs, clean environmental protection, and is pollution-free to the environment. The disc type solar heat collecting device and the heat collector are arranged, solar energy can be converted into heat energy, the heat accumulator converts water into steam, the steam pushes the steam turbine to rotate, the steam turbine drives the multiple water pumps to irrigate farmlands through the coupler, the gear and the toothed belt, the multi-pump driving function is achieved, and energy is supplied sufficiently. The device need not to set up cooling water source, and irrigation water gets into condenser cooling steam and realizes from cooling function, and irrigation water warms up to crops requirement temperature through steam heating, solves irrigation water temperature and crosses low problem, realizes irrigation water temperature regulatory function, and the steam heat effectively utilizes, and energy utilization is high. Set up solar panel, battery and supply power for circulating pump one and circulating pump two, the device possesses independent energy supply system, need not to build remote power supply line, has improved the convenience of using. The device is used for converting solar energy to drive a water pump to irrigate in sunny farmland and arid farmland, and is not used for irrigating in rainy days, the device is not used for converting solar energy, and the irrigation period is adaptively adjusted according to weather. The telescopic water distribution corrugated pipe and the telescopic water distribution corrugated pipe are arranged, and the water outlet position of the line regulating valve can be arranged through stretching, so that the accurate irrigation function is realized. A plurality of regulating valves are arranged along the two water-dividing corrugated pipes, so that the water yield is regulated according to the drought condition of the land, and the problem of uneven irrigation is solved. The device has the characteristics of new energy supply, self-adaptive adjustment of irrigation period, no need of remote wire pulling, strong independence, self-cooling, water temperature adjustment, accurate irrigation, energy conservation, environmental protection and driving of multiple pumps.
Claims (5)
1. A new energy farmland irrigation device is characterized by comprising a disc type solar heat collecting device, a heat collector, a first pump rear valve, a first circulating pump, a first pump front valve, a medium box, a second pump rear valve, a second circulating pump, a second pump front valve, a condenser, a first cut-off valve, a heat accumulator, a second cut-off valve, a steam turbine, a first coupling, a first gear, a second gear, a third gear, a toothed belt, a second coupling, a third coupling, a fourth coupling, a first water pump, a second water pump, a third water pump, a first inlet pipe, a first outlet pipe, a second inlet pipe, a third outlet pipe, a third water distribution corrugated pipe, a first water distribution corrugated pipe, a second water distribution corrugated pipe, a first adjusting valve, a second adjusting valve, a third adjusting valve, a fourth adjusting valve, a fifth adjusting valve, a sixth adjusting valve, a seventh adjusting valve, an eighth adjusting valve, a ninth adjusting valve, a tenth adjusting valve, a eleventh adjusting valve, a twelfth adjusting valve, a solar panel, The device comprises a battery controller, a storage battery and an AC-DC converter; the dish-type solar heat collecting device reflects sunlight at the focus of the heat collector to heat; the first block valve is connected with the heat collector; the heat accumulator is connected with the first block valve; the medium box is connected with the heat accumulator; the first pump front valve is connected with the medium tank; the first circulating pump is connected with the first pump front valve; the first pump rear valve is connected with the first circulating pump; the heat collector is connected with the first pump rear valve; the heat accumulator is connected with a second block valve; the second block valve is connected with the steam turbine; the steam turbine is connected with the condenser; the second pump front valve is connected with the condenser; the second circulating pump is connected with the second pump front valve; the second pump rear valve is connected with a second circulating pump; the heat accumulator is connected with a second pump rear valve; the steam turbine is connected with a second gear through a first coupler; the first gear, the second gear and the third gear are connected through a toothed belt; the first gear is connected with the first water pump through a second coupler; the second gear is connected with the second water pump through a third coupler; the third gear is connected with a third water pump through a fourth coupler; the first water pump is connected with the first inlet pipe and the first outlet pipe; the water pump II is connected with the inlet pipe II and the outlet pipe II; the water pump III is connected with the inlet pipe III and the outlet pipe III; the first inlet pipe, the second inlet pipe and the third inlet pipe pass through the condenser; the first outlet pipe, the second outlet pipe and the third outlet pipe are all connected with the water distribution corrugated pipe; the first water distribution corrugated pipe and the second water distribution corrugated pipe are both connected with the water distribution corrugated pipe; the first water-dividing corrugated pipe is provided with a first adjusting valve, a second adjusting valve, a third adjusting valve, a fourth adjusting valve, a fifth adjusting valve and a sixth adjusting valve along the line; and a seventh regulating valve, an eighth regulating valve, a ninth regulating valve, a tenth regulating valve, an eleventh regulating valve and a twelfth regulating valve are arranged along the second water dividing corrugated pipe.
2. The new energy farm irrigation device according to claim 1, wherein: the battery controller is connected with the solar panel.
3. The new energy farm irrigation device according to claim 1, wherein: the storage battery is connected with the battery controller.
4. The new energy farm irrigation device according to claim 1, wherein: the alternating current-direct current converter is connected with the storage battery.
5. The new energy farm irrigation device according to claim 1, wherein: and the alternating current-direct current converter is respectively connected with the first circulating pump and the second circulating pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210063017.6A CN114391453A (en) | 2022-01-07 | 2022-01-07 | New forms of energy farmland irrigation equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210063017.6A CN114391453A (en) | 2022-01-07 | 2022-01-07 | New forms of energy farmland irrigation equipment |
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| CN114391453A true CN114391453A (en) | 2022-04-26 |
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| CN202210063017.6A Pending CN114391453A (en) | 2022-01-07 | 2022-01-07 | New forms of energy farmland irrigation equipment |
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Application publication date: 20220426 |